/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.iotdb.confignode.consensus.response;

import org.apache.iotdb.common.rpc.thrift.TConfigNodeLocation;
import org.apache.iotdb.common.rpc.thrift.TSStatus;
import org.apache.iotdb.confignode.rpc.thrift.TDataNodeRegisterResp;
import org.apache.iotdb.confignode.rpc.thrift.TRuntimeConfiguration;
import org.apache.iotdb.consensus.common.DataSet;
import org.apache.iotdb.rpc.TSStatusCode;
import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.List;
import java.util.Map;

public class DataNodeRegisterResp implements DataSet {

    private TSStatus status;
    private List<TConfigNodeLocation> configNodeList;

    private String clusterName;
    private Integer dataNodeId;

    private TRuntimeConfiguration runtimeConfiguration;

    public DataNodeRegisterResp() {
        this.dataNodeId = null;
    }

    public TSStatus getStatus() {
        return status;
    }

    public void setStatus(TSStatus status) {
        this.status = status;
    }

    public void setConfigNodeList(List<TConfigNodeLocation> configNodeList) {
        this.configNodeList = configNodeList;
    }

    public void setClusterName(String clusterName) {
        this.clusterName = clusterName;
    }

    public void setDataNodeId(Integer dataNodeId) {
        this.dataNodeId = dataNodeId;
    }

    public void setRuntimeConfiguration(TRuntimeConfiguration runtimeConfiguration) {
        this.runtimeConfiguration = runtimeConfiguration;
    }

    public static byte[] convertAllTTLInformation(Map<String, Long> allTTLInformation) {
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        try {
            ReadWriteIOUtils.write(allTTLInformation.size(), outputStream);
            for (Map.Entry<String, Long> entry : allTTLInformation.entrySet()) {
                ReadWriteIOUtils.write(entry.getKey(), outputStream);
                ReadWriteIOUtils.write(entry.getValue(), outputStream);
            }
        } catch (IOException ignored) {
            // Normally, this line will never reach
        }
        return outputStream.toByteArray();
    }

    public TDataNodeRegisterResp convertToRpcDataNodeRegisterResp() {
        TDataNodeRegisterResp resp = new TDataNodeRegisterResp();
        resp.setStatus(status);
        resp.setConfigNodeList(configNodeList);

        if (status.getCode() == TSStatusCode.SUCCESS_STATUS.getStatusCode()) {
            resp.setClusterName(clusterName);
            resp.setDataNodeId(dataNodeId);
            resp.setRuntimeConfiguration(runtimeConfiguration);
        }

        return resp;
    }
}
